How permanent traffic lines for roads and airport runways have been made possible by combination of ground marble and styrene binder; new marker developed by Perma-Line Corp. New York, NY, is laid into previously prepared grooves in asphalt, concrete, or other road surfaces; strip is less expensive than paint in long run; installation method.
Marble with styrene binder
Modern Plastics
Modern Plastics ; 29 , n 4
1951
Article (Journal)
English
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